@misc{indiciae0d67b4b05b2a,
  title = {Semiautomated method for determining ferrous sulfate in pharmaceuticals: collaborative study.},
  author = {P A McCullen},
  year = {1978},
  url = {https://pubmed.ncbi.nlm.nih.gov/681270/},
  note = {Source identifier: 681270}
}